WHILE DRIVING INTERMITTENTLY THE ENGINE LIGHT COMES ON, VEHICLE VIBRATES AND SPEED WILL DECREASE TO 30 MPH ALL AT THE SAME TIME. THE DEALERSHIP CAN NOT LOCATE PROBLEM, BUT THINKS IT HAS TO DO WITH THE THROTTLE BODY. PLEASE PROVIDE MORE DETAILS.
2012
STRUCTURE:BODY
STARTING IN AUG 2012 I HAVE HAD TO REPLACE ALL FOUR DOOR HANDLES AND AS OF TODAY STARTED ON THE SECOND ROUND OF REPLACING THE DEFECTIVE DOOR HANDLES, THEY CONTINUE TO POP OUT WHEN YOU OPEN THE DOOR. I HAVE BEEN TOLD THERE IS NO SOLUTION FROM GMC ON THIS PROBLEM. WHEN YOU SPEND THAT KIND OF MONEY ON A VEHICLE THE DOOR HANDLES SHOULD NOT FAIL ALL OF THE TIME. WHEN THE VEHICLE IS OUT OF WARRANTY I WILL BE OUT BIG BUCKS EVERY TIME THIS HAPPENS AND THAT IS WRONG. I HAVE THE VEHICLE ONE YEAR AND THIS IS THE FIFTH SET OF DOOR HANDLES I AM HAVING REPLACED. *TR
